Finding the Fourth Proportional to 2,348,971.24, 3,241,426.86 and 1,381,914.70
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Solution
The fourth proportional to 2,348,971.24, 3,241,426.86 and 1,381,914.70 is: 1,906,952.01
Step by Step Solution
- Step 1: Write the proportion equation
2,348,971.24 : 3,241,426.86 = 1,381,914.70 : x - Step 2: Convert to fraction form
2,348,971.24/3,241,426.86 = 1,381,914.70/x - Step 3: Cross multiply
2,348,971.24x = 3,241,426.86 × 1,381,914.70 - Step 4: Simplify right side
2,348,971.24x = 4,479,375,426,808.84 - Step 5: Solve for x
x = 4,479,375,426,808.84/2,348,971.24 - Step 6: Final answer
x = 1,906,952.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.